Gan Ji

Gan Ji (?-200) was a Taoist who lived in the Wujun, healing the common folk and convincing them to become followers.

Biography
Gan Ji appeared to Sun Ce after the latter was injured by assassins. He was captured by Sun Ce, then told he would be released if he could make it rain. He brought the rain, but was still killed. After his death, he appeared as a phantom numerous times to the suffering Sun Ce, causing him to die in agony.